This product complies with the RoHS Directive (EU 2002/95/EC).
Transmissive Photosensors (Photo lnterrupters)
CNA1303K (ON1003)
Photo lnterrupter
For contactless SW and object detection
Overview
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CNA1302K is an ultraminiature, highly reliable transmissive photosensor in which a high efficiency GaAs infrared light emitting diode
chip and a high sensitivity Si phototransistor chip are integrated in a double molded resin package.
Ultraminiature: 4.2 mm × 4.2 mm (height: 5.2 mm)
Fast response: tr , tf = 35 μs (typ.)
Highly precise position detection: 0.15 mm
Gap width: 1.2 mm
Absolute Maximum Ratings Ta = 25°C
Parameter
Input
(Light emitting diode)
Symbol
50
mA
6
V
VCEO
35
V
6
V
IC
20
mA
PC
75
mW
Topr
Collector current
mW
VECO
Emitter-collector voltage
(Base open)
75
VR
Reverse voltage
Unit
IF
Forward current
Rating
PD
Power dissipation *1
Collector-emitter voltage
(Base open)
Output
(Photo transistor)
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Features
–25 to +85
°C
Tstg
–40 to +100
°C
Collector power dissipation *2
ue
Operating ambient temperature
on
tin
Storage temperature
ce
/D
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Note) *1: Input power derating ratio is 1.0 mW/°C at Ta ≥ 25°C
*2: Output power derating ratio is 1.0 mW/°C at Ta ≥ 25°C
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Electrical-Optical Characteristics Ta = 25°C±3°C
Symbol
en
Parameter
IR
Ma
Output
Collector-emitter cutoff current
characteristics (Base open)
Typ
Collector current
IC
Collector-emitter saturation voltage
Transfer
characteristics Rise time *
VCE(sat)
IF = 10 mA, IC = 40 µA
tr
VCC = 5 V, IC = 0.1 mA,
RL = 1 000 W
Fall time *
tf
1.4
V
nA
1 300
100
µA
µA
0.4
VCE = 5 V, IF = 5 mA
Unit
100
VCE = 20 V
1.2
Max
10
IF = 20 mA
ICEO
Min
VR = 3 V
VF
int
Reverse current
Input
characteristics Forward voltage
Conditions
V
35
µs
35
µs
Note) 1. Input and output are practiced by electricity.
2. This device is designed by disregarding radiation.
3. *: Switching time measurement circuit
Sig. in
50 Ω
VCC
RL
(Input pulse)
Sig. out
90%
10%
(Output pulse)
tr
tr : Rise time
tf : Fall time
tf
Note) The part number in the parenthesis shows conventional part number.
Publication date: October 2008
SHG00023CED
1
